Laser beam oscillation welding of aluminum alloy using the spatially modulated beam by diffractive optical element (DOE)

2021 ◽  
Vol 66 ◽  
pp. 387-396
Author(s):  
SeungGu Kang ◽  
Joonghan Shin
Keyword(s):  
Aluminum Alloy ◽  
Laser Beam ◽  
Optical Element ◽  
Diffractive Optical Element ◽  
Beam Oscillation

Diffractive optical element used for Nd:YAG laser beam smoothing

2001 ◽  
Author(s):  
Qiaofeng Tan ◽  
Jing Yuan ◽  
Yingbai Yan ◽  
Guofan Jin ◽  
Duanyi Xu
Keyword(s):  
Laser Beam ◽  
Nd:Yag Laser ◽  
Optical Element ◽  
Diffractive Optical Element

scholarly journals STUDY OF FOCUSING INTO CLOSELY SPACED SPOTS VIA ILLUMINATING A DIFFRACTIVE OPTICAL ELEMENT BY A SHORT-PULSE LASER BEAM

2015 ◽  
Vol 39 (2) ◽  
pp. 187-196 ◽  
Author(s):  
S. N. Khonina ◽  
S. A. Degtyarev ◽  
A. P. Porfirev ◽  
O. Yu. Moiseev ◽  
S. D. Poletaev ◽  
...  
Keyword(s):  
Laser Beam ◽  
Pulse Laser ◽  
Short Pulse ◽  
Optical Element ◽  
Diffractive Optical Element ◽  
Pulse Laser Beam ◽  
Short Pulse Laser

1-D laser beam shaping using an adjustable binary diffractive optical element

2004 ◽  
Vol 241 (4-6) ◽  
pp. 465-473 ◽  
Author(s):  
Nicolas Passilly ◽  
Michael Fromager ◽  
Laurence Mechin ◽  
Chantal Gunther ◽  
Sylvain Eimer ◽  
...  
Keyword(s):  
Laser Beam ◽  
Optical Element ◽  
Beam Shaping ◽  
Diffractive Optical Element ◽  
Laser Beam Shaping

scholarly journals Tunable LiNbO3-based diffractive optical element for the control of transverse modes of a laser beam

2021 ◽  
Vol 45 (2) ◽  
pp. 222-226
Author(s):  
A.A. Esin ◽  
A.R. Akhmatkhanov ◽  
V.S. Pavelyev ◽  
V.Y. Shur
Keyword(s):  
Laser Beam ◽  
Single Crystal ◽  
Nonlinear Optical ◽  
Optical Element ◽  
Diffractive Optical Element ◽  
Gaussian Laser Beam ◽  
Transverse Modes ◽  
Ferroelectric Single Crystal

A diffractive optical element based on a nonlinear-optical ferroelectric single crystal has been proposed, synthesized, and experimentally characterized. The element allows fast modulation of transverse modes of a Gaussian laser beam.

Shape the unstable laser beam using diffractive optical element array

2010 ◽  
Author(s):  
Yuan-yuan Li ◽  
Chuan-kai Qiu ◽  
Pan Li ◽  
Tingwen Xing ◽  
Wumei Lin ◽  
...  
Keyword(s):  
Laser Beam ◽  
Optical Element ◽  
Diffractive Optical Element ◽  
Element Array

Peculiarities of AD33 aluminum alloy hand laser welding

2020 ◽  
Vol 2020 (12) ◽  
pp. 13-17
Author(s):  
Nikolay Proskuryakov ◽  
Uliana Putilova ◽  
Rasul Mamadaliev ◽  
Oleg Teploukhov
Keyword(s):  
Aluminum Alloy ◽  
Laser Beam ◽  
Laser Welding ◽  
Welded Joint ◽  
Comparative Investigation ◽  
Micro Structure ◽  
Joint Quality ◽  
Beam Motion

The comparative investigation results of AD33 aluminum alloy welded joint quality dependence upon changes in a laser beam motion rate for conditions of hand and automatic laser welding are shown. A micro-structure of a welded joint at the hand and automatic laser welding of the AD33 alloy is investigated.

Hot cracking in autogenous welding of 6061-T6 aluminum alloy by rectangular pulsed Nd:YAG laser beam

2020 ◽  
Vol 64 (6) ◽  
pp. 1077-1088
Author(s):  
Hossain Ebrahimzadeh ◽  
Hassan Farhangi ◽  
Seyed Ali Asghar Akbari Mousavi
Keyword(s):  
Aluminum Alloy ◽  
Laser Beam ◽  
Nd:Yag Laser ◽  
Hot Cracking ◽  
Pulsed Nd:Yag Laser
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